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  <title>Gets geometry of a string</title>

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</div><hr /><div id="function.ps-string-geometry" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">ps_string_geometry</h1>
  <p class="verinfo">(PECL ps &gt;= 1.2.0)</p><p class="refpurpose"><span class="refname">ps_string_geometry</span> &mdash; <span class="dc-title">Gets geometry of a string</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-function.ps-string-geometry-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="type">array</span> <span class="methodname"><strong>ps_string_geometry</strong></span>
    ( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$psdoc</code></span>
   , <span class="methodparam"><span class="type">string</span> <code class="parameter">$text</code></span>
   [, <span class="methodparam"><span class="type">int</span> <code class="parameter">$fontid</code><span class="initializer"> = 0</span></span>
   [, <span class="methodparam"><span class="type">float</span> <code class="parameter">$size</code><span class="initializer"> = 0.0</span></span>
  ]] )</div>

  <p class="para rdfs-comment">
   This function is similar to <span class="function"><a href="function.ps-stringwidth.html" class="function">ps_stringwidth()</a></span> but returns
   an array of dimensions containing the width, ascender, and descender
   of the text.
   </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.ps-string-geometry-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<em><code class="parameter">psdoc</code></em></dt>

     <dd>

      <p class="para">
       Resource identifier of the postscript file
       as returned by <span class="function"><a href="function.ps-new.html" class="function">ps_new()</a></span>.
      </p>
     </dd>

    
    
     <dt>
<em><code class="parameter">text</code></em></dt>

     <dd>

      <p class="para">
       The text for which the geometry is to be calculated.
      </p>
     </dd>

    
    
     <dt>
<em><code class="parameter">fontid</code></em></dt>

     <dd>

      <p class="para">
       The identifier of the font to be used. If not font is specified
       the current font will be used.
      </p>
     </dd>

    
    
     <dt>
<em><code class="parameter">size</code></em></dt>

     <dd>

      <p class="para">
       The size of the font. If no size is specified the current size
       is used.
      </p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.ps-string-geometry-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   An array of the dimensions of a string. The element &#039;width&#039; contains the
   width of the string as returned by <span class="function"><a href="function.ps-stringwidth.html" class="function">ps_stringwidth()</a></span>. The
   element &#039;descender&#039; contains the maximum descender and &#039;ascender&#039; the
   maximum ascender of the string.
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.ps-string-geometry-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="function.ps-continue-text.html" class="function" rel="rdfs-seeAlso">ps_continue_text()</a> - Continue text in next line</span></li>
    <li class="member"><span class="function"><a href="function.ps-stringwidth.html" class="function" rel="rdfs-seeAlso">ps_stringwidth()</a> - Gets width of a string</span></li>
   </ul>
  </p>
 </div>

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